Home / 1,076,322-1,485,324.72-623,875.44

Finding the Fourth Proportional to 1,076,322, 1,485,324.72 and 623,875.44

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Solution

The fourth proportional to 1,076,322, 1,485,324.72 and 623,875.44 is: 860,948.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,322 : 1,485,324.72 = 623,875.44 : x
  2. Step 2: Convert to fraction form
    1,076,322/1,485,324.72 = 623,875.44/x
  3. Step 3: Cross multiply
    1,076,322x = 1,485,324.72 × 623,875.44
  4. Step 4: Simplify right side
    1,076,322x = 926,657,613,232.88
  5. Step 5: Solve for x
    x = 926,657,613,232.88/1,076,322
  6. Step 6: Final answer
    x = 860,948.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.